package cn.zhentao.service;

import cn.zhentao.dao.AccountDao;
import org.apache.ibatis.annotations.Param;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;


public interface AccountService {
    @Transactional//事务管理注解
    void transfer(String out,String in,Double money);

}
